./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0660a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/float_req_bl_0660a.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash de36d2b693d37667ac428b831d6e4dc7211a3268 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/float_req_bl_0660a.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash de36d2b693d37667ac428b831d6e4dc7211a3268 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:52:17,770 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:52:17,774 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:52:17,799 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:52:17,803 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:52:17,805 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:52:17,806 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:52:17,820 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:52:17,827 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:52:17,830 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:52:17,831 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:52:17,835 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:52:17,835 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:52:17,839 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:52:17,843 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:52:17,845 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:52:17,847 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:52:17,849 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:52:17,852 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:52:17,857 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:52:17,864 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:52:17,870 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:52:17,872 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:52:17,874 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:52:17,880 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:52:17,880 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:52:17,882 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:52:17,883 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:52:17,884 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:52:17,887 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:52:17,888 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:52:17,888 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:52:17,889 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:52:17,892 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:52:17,894 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:52:17,894 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:52:17,895 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:52:17,897 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:52:17,897 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:52:17,898 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:52:17,900 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:52:17,902 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:52:17,930 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:52:17,932 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:52:17,935 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:52:17,937 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:52:17,937 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:52:17,937 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:52:17,938 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:52:17,938 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:52:17,938 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:52:17,938 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:52:17,939 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:52:17,942 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:52:17,942 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:52:17,943 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:52:17,943 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:52:17,943 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:52:17,943 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:52:17,943 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:52:17,944 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:52:17,944 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:52:17,944 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:52:17,944 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:52:17,945 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:52:17,947 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:52:17,947 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:52:17,947 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:52:17,947 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:52:17,948 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:52:17,948 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> de36d2b693d37667ac428b831d6e4dc7211a3268 [2019-11-25 22:52:18,418 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:52:18,437 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:52:18,443 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:52:18,445 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:52:18,447 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:52:18,448 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0660a.c [2019-11-25 22:52:18,559 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94be9f7d0/a29d9fe5bf0b4772bf78bd8022449c4a/FLAGb74b2f959 [2019-11-25 22:52:19,307 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:52:19,308 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0660a.c [2019-11-25 22:52:19,325 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94be9f7d0/a29d9fe5bf0b4772bf78bd8022449c4a/FLAGb74b2f959 [2019-11-25 22:52:19,591 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94be9f7d0/a29d9fe5bf0b4772bf78bd8022449c4a [2019-11-25 22:52:19,597 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:52:19,598 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:52:19,605 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:52:19,605 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:52:19,610 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:52:19,613 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:52:19" (1/1) ... [2019-11-25 22:52:19,618 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55849944 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:19, skipping insertion in model container [2019-11-25 22:52:19,619 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:52:19" (1/1) ... [2019-11-25 22:52:19,634 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:52:19,689 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:52:20,208 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:52:20,224 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:52:20,327 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:52:20,365 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:52:20,366 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:20 WrapperNode [2019-11-25 22:52:20,367 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:52:20,372 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:52:20,373 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:52:20,373 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:52:20,382 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:20" (1/1) ... [2019-11-25 22:52:20,413 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:20" (1/1) ... [2019-11-25 22:52:20,506 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:52:20,511 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:52:20,516 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:52:20,516 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:52:20,538 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:20" (1/1) ... [2019-11-25 22:52:20,538 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:20" (1/1) ... [2019-11-25 22:52:20,555 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:20" (1/1) ... [2019-11-25 22:52:20,556 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:20" (1/1) ... [2019-11-25 22:52:20,599 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:20" (1/1) ... [2019-11-25 22:52:20,632 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:20" (1/1) ... [2019-11-25 22:52:20,638 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:20" (1/1) ... [2019-11-25 22:52:20,656 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:52:20,664 INFO L168 Benchmark]: Toolchain (without parser) took 1062.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 980.0 MB in the end (delta: -19.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:52:20,668 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:52:20,671 INFO L168 Benchmark]: CACSL2BoogieTranslator took 762.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 985.7 MB in the end (delta: -25.5 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:52:20,673 INFO L168 Benchmark]: Boogie Procedure Inliner took 138.54 ms. Allocated memory is still 1.0 GB. Free memory is still 985.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:52:20,676 INFO L168 Benchmark]: Boogie Preprocessor took 145.53 ms. Allocated memory is still 1.0 GB. Free memory was 985.7 MB in the beginning and 980.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:52:20,681 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 762.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 985.7 MB in the end (delta: -25.5 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 138.54 ms. Allocated memory is still 1.0 GB. Free memory is still 985.7 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 145.53 ms. Allocated memory is still 1.0 GB. Free memory was 985.7 MB in the beginning and 980.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:52:23,461 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:52:23,463 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:52:23,487 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:52:23,488 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:52:23,501 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:52:23,505 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:52:23,509 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:52:23,522 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:52:23,527 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:52:23,529 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:52:23,533 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:52:23,534 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:52:23,536 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:52:23,542 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:52:23,544 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:52:23,545 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:52:23,546 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:52:23,551 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:52:23,556 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:52:23,564 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:52:23,568 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:52:23,570 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:52:23,575 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:52:23,577 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:52:23,577 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:52:23,578 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:52:23,581 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:52:23,582 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:52:23,583 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:52:23,585 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:52:23,586 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:52:23,586 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:52:23,589 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:52:23,591 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:52:23,591 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:52:23,592 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:52:23,594 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:52:23,594 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:52:23,595 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:52:23,600 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:52:23,601 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:52:23,631 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:52:23,631 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:52:23,636 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:52:23,640 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:52:23,640 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:52:23,641 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:52:23,641 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:52:23,641 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:52:23,641 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:52:23,642 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:52:23,643 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:52:23,643 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:52:23,644 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:52:23,644 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:52:23,645 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:52:23,649 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:52:23,649 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:52:23,650 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:52:23,650 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:52:23,650 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:52:23,650 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:52:23,651 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:52:23,651 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:52:23,652 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:52:23,652 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:52:23,652 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:52:23,652 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:52:23,654 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:52:23,654 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:52:23,654 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:52:23,656 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> de36d2b693d37667ac428b831d6e4dc7211a3268 [2019-11-25 22:52:24,097 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:52:24,116 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:52:24,119 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:52:24,122 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:52:24,124 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:52:24,125 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0660a.c [2019-11-25 22:52:24,227 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4dea77adc/56529d3d278d4399bce005314753558d/FLAG05c40a712 [2019-11-25 22:52:25,013 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:52:25,013 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0660a.c [2019-11-25 22:52:25,035 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4dea77adc/56529d3d278d4399bce005314753558d/FLAG05c40a712 [2019-11-25 22:52:25,252 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4dea77adc/56529d3d278d4399bce005314753558d [2019-11-25 22:52:25,257 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:52:25,259 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:52:25,269 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:52:25,269 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:52:25,272 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:52:25,274 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:52:25" (1/1) ... [2019-11-25 22:52:25,277 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f6078bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:25, skipping insertion in model container [2019-11-25 22:52:25,277 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:52:25" (1/1) ... [2019-11-25 22:52:25,284 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:52:25,350 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:52:25,844 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:52:25,862 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:52:26,003 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:52:26,050 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:52:26,051 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:26 WrapperNode [2019-11-25 22:52:26,051 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:52:26,052 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:52:26,052 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:52:26,052 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:52:26,060 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:26" (1/1) ... [2019-11-25 22:52:26,111 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:26" (1/1) ... [2019-11-25 22:52:26,184 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:52:26,185 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:52:26,185 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:52:26,185 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:52:26,200 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:26" (1/1) ... [2019-11-25 22:52:26,201 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:26" (1/1) ... [2019-11-25 22:52:26,225 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:26" (1/1) ... [2019-11-25 22:52:26,225 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:26" (1/1) ... [2019-11-25 22:52:26,269 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:26" (1/1) ... [2019-11-25 22:52:26,304 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:26" (1/1) ... [2019-11-25 22:52:26,315 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:26" (1/1) ... [2019-11-25 22:52:26,334 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:52:26,344 INFO L168 Benchmark]: Toolchain (without parser) took 1082.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 978.5 MB in the end (delta: -12.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:52:26,346 INFO L168 Benchmark]: CDTParser took 1.41 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:52:26,347 INFO L168 Benchmark]: CACSL2BoogieTranslator took 782.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 984.3 MB in the end (delta: -18.3 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:52:26,348 INFO L168 Benchmark]: Boogie Procedure Inliner took 132.80 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:52:26,350 INFO L168 Benchmark]: Boogie Preprocessor took 153.70 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:52:26,360 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.41 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 782.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 984.3 MB in the end (delta: -18.3 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 132.80 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 153.70 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...